don't I fable? don't you fable? doesn't he fable? don't we fable? don't you fable? don't they fable?
Present continuous
am I not fabling? aren't you fabling? isn't he fabling? aren't we fabling? aren't you fabling? aren't they fabling?
Preterite
didn't I fable? didn't you fable? didn't he fable? didn't we fable? didn't you fable? didn't they fable?
Preterite continuous
wasn't I fabling? weren't you fabling? wasn't he fabling? weren't we fabling? weren't you fabling? weren't they fabling?
Present perfect
haven't I fabled? haven't you fabled? hasn't he fabled? haven't we fabled? haven't you fabled? haven't they fabled?
Present perfect continuous
haven't I been fabling? haven't you been fabling? hasn't he been fabling? haven't we been fabling? haven't you been fabling? haven't they been fabling?
Pluperfect
hadn't I fabled? hadn't you fabled? hadn't he fabled? hadn't we fabled? hadn't you fabled? hadn't they fabled?
Pluperfect continuous
hadn't I been fabling? hadn't you been fabling? hadn't he been fabling? hadn't we been fabling? hadn't you been fabling? hadn't they been fabling?
Future
won't I fable? won't you fable? won't he fable? won't we fable? won't you fable? won't they fable?
Future continuous
won't I be fabling? won't you be fabling? won't he be fabling? won't we be fabling? won't you be fabling? won't they be fabling?
Future perfect
won't I have fabled? won't you have fabled? won't he have fabled? won't we have fabled? won't you have fabled? won't they have fabled?
Future perfect continuous
won't I have been fabling? won't you have been fabling? won't he have been fabling? won't we have been fabling? won't you have been fabling? won't they have been fabling?
Conditional
Present
wouldn't I fable? wouldn't you fable? wouldn't he fable? wouldn't we fable? wouldn't you fable? wouldn't they fable?
Present continuous
wouldn't I be fabling? wouldn't you be fabling? wouldn't he be fabling? wouldn't we be fabling? wouldn't you be fabling? wouldn't they be fabling?
Past
wouldn't I have fabled? wouldn't you have fabled? wouldn't he have fabled? wouldn't we have fabled? wouldn't you have fabled? wouldn't they have fabled?
Past continuous
wouldn't I have been fabling? wouldn't you have been fabling? wouldn't he have been fabling? wouldn't we have been fabling? wouldn't you have been fabling? wouldn't they have been fabling?